Fulham Workhorse Instant Start Electronic Fluorescent Ballast For 2-4 128W Maximum Lamps Run At 277V (WH5-277-L) backorder47 Driver with internal fuse provides

Driver with internal fuse provides 6 kV surge protection G

When a person passes into or out of a sensor zone

Never Disassemble Or Modify The Bulb

Fulham Instant Start Electronic Fluorescent Workhorse Ballast For (1-2) 35W Maximum Lamps Run At 277V (WH2-277-L)

there is almost no cross-contamination between the exhaust and intake airflows

Fulham Workhorse Instant Start Electronic Fluorescent Ballast For 2-4 128W Maximum Lamps Run At 277V (WH5-277-L) backorder47 Driver with internal fuse providesFulham Workhorse Instant Start Electronic Fluorescent Ballast For 2 4 128W Maximum Lamps Run At 277V (WH5 277 L) Instant Start Electronic Fluorescent WorkHorse 5 Ballast for 2 4 128W Maximum Lamps Operated at 277V